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authorAndrii Nakryiko <[email protected]>2019-07-01 23:58:57 +0000
committerDaniel Borkmann <[email protected]>2019-07-05 20:37:30 +0000
commit63f2f5ee856ba9db751123bc5519be099a3849a7 (patch)
tree27a5a6a7e50f876ec260de8ac1c9fa4bd46f11ae /tools/bpf/bpftool/prog.c
parentlibbpf: introduce concept of bpf_link (diff)
downloadkernel-63f2f5ee856ba9db751123bc5519be099a3849a7.tar.gz
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libbpf: add ability to attach/detach BPF program to perf event
bpf_program__attach_perf_event allows to attach BPF program to existing perf event hook, providing most generic and most low-level way to attach BPF programs. It returns struct bpf_link, which should be passed to bpf_link__destroy to detach and free resources, associated with a link. Signed-off-by: Andrii Nakryiko <[email protected]> Reviewed-by: Stanislav Fomichev <[email protected]> Signed-off-by: Daniel Borkmann <[email protected]>
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